CVE-2019-5050: gonitro nitropdf Heap-based Buffer Overflow

Vulnerability summary

CVE-2019-5050 is a high (CVSS 8.8) Heap-based Buffer Overflow vulnerability in gonitro nitropdf. EPSS estimates a 2.56% chance of exploitation in the next 30 days, higher than 84.8% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 09-10-2019
   PublishedVulnerability first disclosed.
2. 04-08-2024
   Last modifiedVulnerability information updated.

Description

A specifically crafted PDF file can lead to a heap corruption when opened in NitroPDF 12.12.1.522. With careful memory manipulation, this can lead to arbitrary code execution. In order to trigger this vulnerability, the victim would need to open the malicious file.

• CWE-122Heap-based Buffer OverflowA heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
• CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.